Table 1. Demographic and clinical characteristics of the migraine and non-migraine groups.

	Total sample, N = 125550
	Migraine group	Non-migraine group
Variable	N = 20925	N = 104625	P value
Women	14583(69.7)	72915(69.7)	1.0000
Age, y	42.8±15.2	42.6±15.2	0.1608
Hypertension	3248(15.5)	12024(11.5)	<0.0001
Diabetes	1255(6.0)	6119 (5.9)	0.4024
Hyperlipidemia	1664(8.0)	5626(5.4)	<0.0001
Coronary heart disease	1481(7.1)	4506(4.3)	<0.0001
Chronic rheumatic heart disease	107(0.5)	351(0.3)	0.0001
Other heart disease	1538(7.4)	4027(3.9)	<0.0001
Use of anticoagulant medication	35(0.2)	187(0.2)	0.7185

Note: Values are expressed as the mean ± SD or n (%).